- HörbuchFiguring Out FossilsSally M. Walker
- HörbuchMarveling at MineralsSally M. Walker
- HörbuchStudying SoilSally M. Walker
- HörbuchResearching RocksSally M. Walker
- HörbuchInvestigating HeatSally M. Walker
- HörbuchPut Screws to the TestRoseann Feldmann
- HörbuchPut Wedges to the TestRoseann Feldmann
- HörbuchInvestigating SoundSally M. Walker
- HörbuchPut Pulleys to the TestRoseann Feldmann
- HörbuchInvestigating LightSally M. Walker
- HörbuchInvestigating MagnetismSally M. Walker
- HörbuchInvestigating ElectricitySally M. Walker
- HörbuchUnderground FireSally M. Walker
- HörbuchInvestigating MatterSally M. Walker
- HörbuchPut Levers to the TestRoseann Feldmann
- HörbuchPut Inclined Planes to the TestRoseann Feldmann